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Diffstat (limited to 'drivers/scsi/aic7xxx/scsi_iu.h')
-rw-r--r--drivers/scsi/aic7xxx/scsi_iu.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/scsi/aic7xxx/scsi_iu.h b/drivers/scsi/aic7xxx/scsi_iu.h
new file mode 100644
index 00000000000..0eafd3c1773
--- /dev/null
+++ b/drivers/scsi/aic7xxx/scsi_iu.h
@@ -0,0 +1,39 @@
+/*
+ * This file is in the public domain.
+ */
+#ifndef _SCSI_SCSI_IU_H
+#define _SCSI_SCSI_IU_H 1
+
+struct scsi_status_iu_header
+{
+ u_int8_t reserved[2];
+ u_int8_t flags;
+#define SIU_SNSVALID 0x2
+#define SIU_RSPVALID 0x1
+ u_int8_t status;
+ u_int8_t sense_length[4];
+ u_int8_t pkt_failures_length[4];
+ u_int8_t pkt_failures[1];
+};
+
+#define SIU_PKTFAIL_OFFSET(siu) 12
+#define SIU_PKTFAIL_CODE(siu) (scsi_4btoul((siu)->pkt_failures) & 0xFF)
+#define SIU_PFC_NONE 0
+#define SIU_PFC_CIU_FIELDS_INVALID 2
+#define SIU_PFC_TMF_NOT_SUPPORTED 4
+#define SIU_PFC_TMF_FAILED 5
+#define SIU_PFC_INVALID_TYPE_CODE 6
+#define SIU_PFC_ILLEGAL_REQUEST 7
+#define SIU_SENSE_OFFSET(siu) \
+ (12 + (((siu)->flags & SIU_RSPVALID) \
+ ? scsi_4btoul((siu)->pkt_failures_length) \
+ : 0))
+
+#define SIU_TASKMGMT_NONE 0x00
+#define SIU_TASKMGMT_ABORT_TASK 0x01
+#define SIU_TASKMGMT_ABORT_TASK_SET 0x02
+#define SIU_TASKMGMT_CLEAR_TASK_SET 0x04
+#define SIU_TASKMGMT_LUN_RESET 0x08
+#define SIU_TASKMGMT_TARGET_RESET 0x20
+#define SIU_TASKMGMT_CLEAR_ACA 0x40
+#endif /*_SCSI_SCSI_IU_H*/